Cas：7778-53-2
中文名称：磷酸钾
英文名称：磷酸钾
SMILES：P(=O)([O-])([O-])[O-].[K+].[K+].[K+]
EINECS：231-907-1
MDL：MFCD00036295
中文同义名：
正磷酸钾; 磷酸三钾; 磷酸钾; 无水磷酸钾; 磷酸三钾,三水; 食用磷酸钾; 食用磷酸三钾; 无水磷酸钾,97%;
英文同义名：
POTASSIUM O-PHOSPHATE; POTASSIUM PHOSPHATE TRIBASIC; Phosphoricacid,tripotassiumsalt; TKP; TRI-POTASSIUM ORTHOPHOSPHATE; TRIPOTASSIUM PHOSPHATE; BUFFER SOLUTION; PotassiumPhosphateTribasicK3PO4;
熔点：1340 °C
敏感性：Hygroscopic
密度：2.564 g/mL at 25 °C(lit.)<br>
性状：Solid
存储条件：室温，干燥，密封
| 货号 | 纯度 | 规格/包装 | 货期 | 市场价 | 更新日期 |
|---|---|---|---|---|---|
| 品牌：D-Chem | |||||
| DC89058 | ≥98% | 100g | 国内现货 | 26.00 | 2025-03-11 |
| DC89058 | ≥98% | 500g | 国内现货 | 33.00 | 2025-03-11 |
| 品牌：Aladdin | |||||
| P104107-500g | AR | 500g | 国内现货 | 133.90 | 2025-03-11 |
| P299360-1kg | 95% | 1kg | 国内现货 | 110.90 | 2025-03-11 |
| P299360-500g | 95% | 500g | 国内现货 | 75.90 | 2025-03-11 |
| P104107-2.5kg | AR | 2.5kg | 国内现货 | 289.90 | 2025-03-11 |
| P299360-20×500g | 95% | 20*500g | 国内现货 | 1289.90 | 2025-03-11 |
| P299360-6×500g | 95% | 6*500g | 国内现货 | 386.90 | 2025-03-11 |
| P434005-1kg | 无水级, ≥98% | 1kg | 国内现货 | 559.90 | 2025-03-11 |
| P434005-2.5kg | 无水级, ≥98% | 2.5kg | 国内现货 | 999.90 | 2025-03-11 |
| P434005-500g | 无水级, ≥98% | 500g | 国内现货 | 299.90 | 2025-03-11 |
| 品牌：罗恩 | |||||
| R010850-500g | 磷酸三钾,AR | 500g | 国内现货 | 83.00 | 2025-03-11 |
| R010850-2.5kg | 磷酸三钾,AR | 2.5kg | 国内现货 | 286.00 | 2025-03-11 |
| R097383-500g | 磷酸三钾,90% | 500g | 国内现货 | 53.00 | 2025-03-11 |
| R097383-2.5kg | 磷酸三钾,90% | 2.5kg | 国内现货 | 190.00 | 2025-03-11 |
| R097383-500g | 90% | 500g | 国内现货 | 65.00 | 2023-08-05 |
| R097383-2.5kg | 90% | 2.5kg | 国内现货 | 238.00 | 2023-08-05 |
| R010850-500g | AR | 500g | 国内现货 | 68.00 | 2023-08-05 |
| R010850-2.5kg | AR | 2.5kg | 国内现货 | 248.00 | 2023-08-05 |
| 品牌：Meryer | |||||
| D70008 | 97% 磷酸三钾 | 500g | 国内现货 | 63.00 | 2023-04-14 |
| M26290 | AR 磷酸三钾 | 500g | 国内现货 | 48.00 | 2023-04-14 |
| M87762 | 90% 磷酸三钾 | 500g | 国内现货 | 74.00 | 2023-04-14 |
| M26290 | AR 磷酸三钾 | 2.5kg | 国内现货 | 217.00 | 2023-04-14 |
| M87762 | 90% 磷酸三钾 | 10kg | 国内现货 | 705.00 | 2023-04-14 |
| M87762 | 90% 磷酸三钾 | 2.5kg | 国内现货 | 203.00 | 2023-04-14 |
| M26290 | AR 磷酸三钾 | 10kg | 国内现货 | 842.00 | 2023-04-14 |
| M26290 | AR | 500g | 国内现货 | 48.00 | 2023-06-07 |
| D70008 | 97% | 500g | 国内现货 | 38.00 | 2025-02-24 |
| M26290 | AR | 10kg | 国内现货 | 842.00 | 2023-06-07 |
| M26290 | AR，99% | 500g | 国内现货 | 86.00 | 2024-07-30 |
| M26290 | AR，99% | 2.5kg | 国内现货 | 298.00 | 2024-07-30 |
| M26290 | AR，99% | 10kg | 国内现货 | 1025.00 | 2024-07-30 |
| M87762 | 90% | 500g | 国内现货 | 55.00 | 2025-03-11 |
| M87762 | 90% | 2.5kg | 国内现货 | 198.00 | 2025-03-11 |
| M87762 | 90% | 10kg | 国内现货 | 742.00 | 2025-03-11 |
| D70008 | 97% | 2kg | 国内现货 | 149.00 | 2025-02-13 |
| M26290 | 99% | 500g | 国内现货 | 86.00 | 2025-03-11 |
| M26290 | 99% | 2.5kg | 国内现货 | 298.00 | 2025-03-11 |
| M26290 | 99% | 10kg | 国内现货 | 1025.00 | 2025-03-11 |
| 品牌：笛柏 | |||||
| K954533 | ≥98% | 100g | 国内现货 | 25.00 | 2025-03-11 |
| K954533 | ≥98% | 500g | 国内现货 | 32.00 | 2025-03-11 |
| 品牌：King Scientific | |||||
| AB48376 | 95% | 5g | 国内现货 | 345.00 | 2025-03-11 |
| AB48376 | 95% | 25g | 国内现货 | 410.00 | 2025-03-11 |
| AB48376 | 95% | 100g | 国内现货 | 739.00 | 2025-03-11 |
| AB48376 | 95% | 500g | 国内现货 | 2182.00 | 2025-03-11 |
| 品牌：普西唐 | |||||
| P10068-500g | AR | 500g | 国内现货 | 50.00 | 2023-06-16 |
| P10068-2.5kg | AR | 2.5kg | 国内现货 | 208.00 | 2023-06-16 |
| P12938-500g | ACS | 500g | 国内现货 | 152.00 | 2023-06-16 |
| P10068-500g | 磷酸三钾 AR | 500g | 国内现货 | 50.00 | 2025-03-11 |
| P10068-2.5kg | 磷酸三钾 AR | 2.5kg | 国内现货 | 208.00 | 2025-03-11 |
| P12938-500g | 磷酸三钾 ACS | 500g | 国内现货 | 152.00 | 2025-03-11 |
| 品牌：毕得医药 | |||||
| BD148871 | 95% | 100g | 国内现货 | 52.00 | 2025-03-11 |
| BD148871 | 95% | 500g | 国内现货 | 63.00 | 2025-03-11 |
| BD148871 | 95% | 1kg | 国内现货 | 99.00 | 2025-03-11 |
| BD148871 | 95% | 10kg | 国内现货 | 1015.00 | 2025-03-11 |
| 品牌：源叶生物 | |||||
| S31111-100g | AR | 100g | 国内现货 | 30.00 | 2025-03-11 |
| S31111-500g | AR | 500g | 国内现货 | 60.00 | 2025-03-11 |
| S31111-5*500g | AR | 5*500g | 国内现货 | 260.00 | 2024-07-29 |
| 品牌：希恩思 | |||||
| P-88105-500g | 无水97% 磷酸钾 | 500g | 国内现货 | 30.00 | 2025-03-04 |
| P-88105-1000g | 无水97% 磷酸钾 | 1000g | 国内现货 | 38.00 | 2025-03-04 |
| P-88105-2000g | 无水97% 磷酸钾 | 2000g | 国内现货 | 75.00 | 2025-03-04 |
| P-88105 | 无水97% 磷酸钾 | 500g | 国内现货 | 30.00 | 2025-03-11 |
| P-88105 | 无水97% 磷酸钾 | 1kg | 国内现货 | 38.00 | 2025-03-11 |
| P-88105 | 无水97% 磷酸钾 | 2kg | 国内现货 | 75.00 | 2025-03-11 |
| 品牌：Alfa | |||||
| 041587 | 97% | 1kg | 国内现货 | 845.00 | 2025-03-10 |
| 041587 | 97% | 250g | 国内现货 | 696.00 | 2025-03-10 |
| 041587 | 97% | 250g | 国内现货 | 696.00 | 2025-03-10 |
| 041587 | 97% | 1kg | 国内现货 | 845.00 | 2025-03-10 |
| 046644 | 98.0% min | 250g | 国内现货 | 397.00 | 2025-03-10 |
| 046644 | 98.0% min | 250g | 国内现货 | 397.00 | 2025-03-10 |
| 品牌：麦克林 | |||||
| P917277 | 磷酸三钾,90% | 500g | 国内现货 | 55.00 | 2025-03-11 |
| P917277 | 磷酸三钾,90% | 2.5kg | 国内现货 | 198.00 | 2025-03-11 |
| P917277 | 磷酸三钾,90% | 10kg | 国内现货 | 742.00 | 2025-03-11 |
| P815668 | 磷酸三钾,试剂级, 99% | 500g | 国内现货 | 86.00 | 2025-03-11 |
| P815668 | 磷酸三钾,试剂级, 99% | 2.5kg | 国内现货 | 298.00 | 2025-03-11 |
| P815668 | 磷酸三钾,试剂级, 99% | 10kg | 国内现货 | 1025.00 | 2025-03-11 |
| 品牌：乐研 | |||||
| 1043059 | 98% | 10kg | 国内现货 | 881.00 | 2025-03-11 |
| 1043059 | 98% | 1kg | 国内现货 | 111.00 | 2025-03-11 |
| 1043059 | 98% | 2.5kg | 国内现货 | 277.00 | 2025-03-11 |
| 1043059 | 98% | 500g | 国内现货 | 71.00 | 2025-03-11 |
| 1043059 | 98% | 100g | 国内现货 | 66.00 | 2025-03-11 |
| 1043059 | 98% | 25g | 国内现货 | 25.00 | 2025-03-11 |
| 1043059 | 98% | 25kg | 国内现货 | 1347.00 | 2025-03-11 |
| 1043059 | 98% | 5kg | 国内现货 | 509.00 | 2025-03-11 |
| 品牌：凯为化学 | |||||
| JZ0037N8 | 98% | 500g | 国内现货 | 68.00 | 2025-03-11 |
| JZ0037N8 | 98% | 1kg | 国内现货 | 107.00 | 2025-03-11 |
| JZ0037N8 | 98% | 2.5kg | 国内现货 | 266.00 | 2025-03-11 |
| JZ0037N8 | 98% | 10kg | 国内现货 | 844.00 | 2025-03-11 |
| JZ0037N8 | 98% | 500g | 国内现货 | 68.00 | 2025-03-11 |
| JZ0037N8 | 98% | 1kg | 国内现货 | 107.00 | 2025-03-11 |
| JZ0037N8 | 98% | 2.5kg | 国内现货 | 266.00 | 2025-03-11 |
| JZ0037N8 | 98% | 10kg | 国内现货 | 844.00 | 2025-03-11 |
| JZ0037N8 | 98% | 25g | 国内现货 | 24.00 | 2025-03-11 |
| JZ0037N8 | 98% | 100g | 国内现货 | 64.00 | 2025-03-11 |
| JZ0037N8 | 98% | 5kg | 国内现货 | 488.00 | 2025-03-11 |
| JZ0037N8 | 98% | 25kg | 国内现货 | 1290.00 | 2025-03-11 |
| JZ0037N8 | 98% | 25g | 国内现货 | 24.00 | 2025-03-11 |
| JZ0037N8 | 98% | 100g | 国内现货 | 64.00 | 2025-03-11 |
| JZ0037N8 | 98% | 5kg | 国内现货 | 488.00 | 2025-03-11 |
| JZ0037N8 | 98% | 25kg | 国内现货 | 1290.00 | 2025-03-11 |
| 品牌：毕佳索 | |||||
| BJS9170928 | 95% | 25g | 国内现货 | 42.00 | 2024-06-06 |
| BJS9170928 | 95% | 100g | 国内现货 | 53.00 | 2024-06-29 |
| BJS9170928 | 95% | 500g | 国内现货 | 65.00 | 2024-06-29 |
| BJS9170928 | 95% | 1000g | 国内现货 | 80.00 | 2024-06-29 |
| BJS9170928 | 95% | 5000g | 国内现货 | 344.00 | 2024-06-29 |
| BJS9170928 | 95% | 25000g | 国内现货 | 1481.00 | 2024-06-29 |
| BJS9170928 | 95% | 10000g | 国内现货 | 672.00 | 2024-06-29 |
| 品牌：Boer玻尔 | |||||
| B602384-500g | 磷酸三钾;AR | 500g | 国内现货 | 76.00 | 2024-01-22 |
| B602384-2.5kg | 磷酸三钾;AR | 2.5kg | 国内现货 | 275.00 | 2024-01-22 |
| 品牌：innochem | |||||
| A71169 | 98% | 25g | 国内现货 | 22.00 | 2023-12-01 |
| A71169 | 98% | 100g | 国内现货 | 30.00 | 2025-02-24 |
| A71169 | 98% | 70g | 国内现货 | 59.00 | 2023-04-10 |
| A71169 | 98% | 500g | 国内现货 | 45.00 | 2025-03-11 |
| 品牌：Acros | |||||
| 387680010 | 1kg | 国内现货 | 1111.00 | 2025-03-11 | |
| 387680025 | 2.5kg | 国内现货 | 2457.00 | 2025-03-11 | |
| 387680250 | 25g | 国内现货 | 315.00 | 2025-03-11 | |
| 387685000 | 500g | 国内现货 | 771.00 | 2025-03-10 | |
| 品牌：J&K | |||||
| 236306 | Potassium phosphate tribasic, 98.5% 98.5% (J&K) | 1kg | 国内现货 | 162.00 | 2025-03-11 |
| 236306 | Potassium phosphate tribasic, 98.5% 98.5% (J&K) | 2.5kg | 国内现货 | 381.00 | 2025-03-11 |
| 236306 | Potassium phosphate tribasic, 98.5% 98.5% (J&K) | 250g | 国内现货 | 59.00 | 2025-03-11 |
| 919327 | Potassium phosphate tribasic, 97%, for synthesis 97% (Amethyst) | 1kg | 国内现货 | 101.00 | 2025-03-11 |
| 919327 | Potassium phosphate tribasic, 97%, for synthesis 97% (Amethyst) | 2.5kg | 国内现货 | 238.00 | 2025-03-11 |
| 919327 | Potassium phosphate tribasic, 97%, for synthesis 97% (Amethyst) | 250g | 国内现货 | 52.00 | 2025-03-11 |
| 949522 | Potassium phosphate tribasic, 99%, reagent grade 99% (Amethyst) | 1kg | 国内现货 | 206.00 | 2025-03-11 |
| 949522 | Potassium phosphate tribasic, 99%, reagent grade 99% (Amethyst) | 100g | 国内现货 | 55.00 | 2025-03-11 |
| 949522 | Potassium phosphate tribasic, 99%, reagent grade 99% (Amethyst) | 250g | 国内现货 | 62.00 | 2025-03-11 |
| 品牌：西亚试剂 | |||||
| A10486-500g | ACS | 500g | 国内现货 | 135.00 | 2023-05-21 |
| B10486-500g | AR | 500g | 国内现货 | 79.00 | 2023-05-21 |
| C10486-500g | CP | 500g | 国内现货 | 75.00 | 2023-05-21 |
| D10486-500g | GR | 500g | 国内现货 | 85.00 | 2023-05-21 |
| A10486-500g | 磷酸钾,ACS | 500g | 国内现货 | 135.00 | 2025-03-11 |
| B10486-500g | 磷酸钾,AR | 500g | 国内现货 | 79.00 | 2025-03-11 |
| C10486-500g | 磷酸钾,CP | 500g | 国内现货 | 75.00 | 2025-03-11 |
| D10486-500g | 磷酸钾,GR | 500g | 国内现货 | 85.00 | 2025-03-11 |
| 品牌：吉至Acmec | |||||
| P89640-500g | 98% | 500g | 国内现货 | 30.00 | 2025-03-11 |
| 品牌：Adamas | |||||
| 82817B | 99%,Powder;RG | 500g | 国内现货 | 60.00 | 2025-03-04 |
| 品牌：韶远Accela | |||||
| SY003462 | >97% | 100g | 国内现货 | 40.00 | 2025-03-11 |
| SY003462 | >97% | 500g | 国内现货 | 40.00 | 2025-03-11 |
| SY003462 | >97% | 25g | 国内现货 | 40.00 | 2025-03-11 |
| SY003462 | >97% | 1000g | 国内现货 | 65.00 | 2025-03-11 |
| SY003462 | >97% | 5000g | 国内现货 | 320.00 | 2025-03-11 |
| SY003462 | >97% | 10000g | 国内现货 | 640.00 | 2025-03-11 |
| 品牌：生工 | |||||
| A500146 | Reagent Grade | 500G | 国内现货 | 142.00 | 2025-03-08 |
| A500146 | Reagent Grade | 500g | 国内现货 | 142.00 | 2025-03-08 |
| 品牌：安耐吉 | |||||
| EB000469 | AR, ≥98% | 500g | 国内现货 | 35.00 | 2025-03-11 |
| 品牌：索莱宝Solarbio | |||||
| P9800 | 100g | 国内现货 | 60.00 | 2025-03-10 | |
| P9800 | 500g | 国内现货 | 120.00 | 2025-03-10 | |
| 品牌：Sigma-Aldrich | |||||
| V900042-6X500G | 98% ;磷酸钾(Sigma-Aldrich) | 6X500G | 国内现货 | 1008.01 | 2025-03-11 |
| P5629-25G | 98% ;磷酸钾(Sigma-Aldrich) | 25g | 国内现货 | 336.97 | 2025-03-11 |
| P5629-500G | 98% ;磷酸钾(Sigma-Aldrich) | 500g | 国内现货 | 515.51 | 2025-03-11 |
| P5629-1KG | 98% ;磷酸钾(Sigma-Aldrich) | 1kg | 国内现货 | 590.06 | 2025-03-11 |
| P5629-10KG | 98% ;磷酸钾(Sigma-Aldrich) | 10kg | 国内现货 | 4133.66 | 2025-03-11 |
| RDD019-500G | 98% ;磷酸钾(Sigma-Aldrich) | 500g | 国内现货 | 1017.68 | 2025-03-11 |
| RDD019-1KG | 98% ;磷酸钾(Sigma-Aldrich) | 1kg | 国内现货 | 1130.90 | 2025-03-11 |
| V900042-6X500G | 98% ;磷酸钾 | 1EA | 国内现货 | 1008.01 | 2025-03-11 |
| P5629-25G | 98% ;磷酸钾 | 25g | 国内现货 | 336.97 | 2025-03-11 |
| P5629-500G | 98% ;磷酸钾 | 500g | 国内现货 | 515.51 | 2025-03-11 |
| P5629-1KG | 98% ;磷酸钾 | 1kg | 国内现货 | 590.06 | 2025-03-11 |
| P5629-10KG | 98% ;磷酸钾 | 10kg | 国内现货 | 4133.66 | 2025-03-11 |
| RDD019-500G | 98% ;磷酸钾 | 500g | 国内现货 | 1017.68 | 2025-03-11 |
| RDD019-1KG | 98% ;磷酸钾 | 1kg | 国内现货 | 1130.90 | 2025-03-11 |
| RDD019-2.5KG | 98% ;磷酸钾(Sigma-Aldrich) | 2.5kg | 国内现货 | 2272.88 | 2025-02-15 |
| RDD019-2.5KG | 98% ;磷酸钾 | 2.5kg | 国内现货 | 2272.88 | 2025-02-15 |
| 品牌：Adamas life | |||||
| 82817K | ≥99% | 5kg | 国内现货 | 681.00 | 2025-03-11 |
| 82817I | ≥99% | 500g | 国内现货 | 126.00 | 2025-03-11 |
| 82817J | ≥99% | 1kg | 国内现货 | 227.00 | 2025-03-11 |
| 品牌：Aldrich | |||||
| P5629-25G | 98% | 25g | 国内现货 | 336.97 | 2025-03-06 |
| P5629-500G | 98% | 500g | 国内现货 | 515.51 | 2025-03-06 |
| P5629-1KG | 98% | 1kg | 国内现货 | 590.06 | 2025-03-06 |
| P5629-10KG | 98% | 10kg | 国内现货 | 4133.66 | 2025-03-06 |
| RDD019-500G | 98% | 500g | 国内现货 | 1017.68 | 2025-03-06 |
| RDD019-1KG | 98% | 1kg | 国内现货 | 1130.90 | 2025-03-06 |
| V900042-6X500G | 98% | 6X500G | 国内现货 | 1008.01 | 2025-03-06 |
| 品牌：安斯坦Ansitan | |||||
| Z04088-25g | 95% | 25g | 国内现货 | 18.00 | 2024-12-06 |
| Z04088-1000g | 95% | 1000g | 国内现货 | 34.00 | 2024-12-06 |
| Z04088-500g | 95% | 500g | 国内现货 | 28.00 | 2024-12-06 |
| Z04088-100g | 95% | 100g | 国内现货 | 23.00 | 2024-12-06 |
